{"coeffs": [-5.534924865984065e-06, 0.00016097018571326502, 0.4180899527489661, 0.1425597905570623], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.8253181919071688e-06, 5.950734753210911e-06, 0.009987657586384901, 0.008184908493789458], "covariance": [[3.331786501707256e-12, -7.771119269634658e-12, -8.683209068710723e-09, -1.3060942505413063e-08], [-7.771119269634663e-12, 3.541124410307212e-11, 5.597969041449935e-08, 4.5037218865933235e-08], [-8.683209068710741e-09, 5.597969041449937e-08, 9.975330406287188e-05, 6.473672954170463e-05], [-1.3060942505413068e-08, 4.5037218865933215e-08, 6.473672954170457e-05, 6.699272705170683e-05]]}